测量仪器零刻度的准确与否对数据的正确采集极为重要，请你在所学的测量仪器中任选一种

阅读理解.

                                 The weather in differernt seasons (季节) is different.

     In spring, it is often windy in March and it is always warm in April and May. It rains sometimes

and trees and grass turn green in May.

     In summer, it's hot in the day and cool at night. It usually rains a lot in July and August. The days

are longer and the night are shorter.

     The weather in autumn is very nice. It's always warm and sunny in September and October.

People like going out in this season.

     The winter is always from December to February. It's very cold in winter and it snows sometimes.

根据上面内容判断正误, 正确的写T,  错误的写F.

( ) 1. The spring is from March to May.

( ) 2. It is ususlly humid in July.

( ) 3. It's very cold from December to February.

(     ) 4. The weather in September is terrible.

(     ) 5. The summer is very long but the winter is very short.

汽车分电器内（）的作用是按发动机的工作顺序将高压电分配到各缸火花塞上。

A.配电器

B.断电器

C.电容器

D.高压线

“南昌，一座英雄城市”，在红谷滩有许多免费供游客游览的自行车，这里免费的自行车（）

A.是商品，因为这是劳动产品

B.不是商品，因为它没有得到社会的承认

C.是商品，因为它是供别人消费的

D.不是商品，因为它不是用于交换的

甲公司2010年5月13日与客户签订了一项工程劳务合同，合同期9个月，合同总收入500万元，预计合同总成本350万元；至2010年12月31日，实际发生成本160万元。甲公司按实际发生的成本占预计总成本的百分比确定劳务完成程度。在年末确认劳务收入时，甲公司发现，客户已发生严重的财务危机，估计只能从丁程款中收回成本150万元。则甲公司2010年度应确认的劳务收入为( )万元。

A．228.55
B．160
C．150
D．10

在社交场合中交换名片应该用双手，接过名片后应马上装入口袋，而不应该在手中玩弄。( )